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Maintenance
Cleaning your TV
Clean your TV regularly to keep the best performance and to extend the
product lifespan.
y Make sure to turn the power off and disconnect the power cord and
all other cables first.
y When the TV is left unattended and unused for a long time,
disconnect the power cord from the wall outlet to prevent possible
damage from lightning or power surges.
Screen, frame, cabinet and stand
To remove dust or light dirt, wipe the surface with a dry, clean, and
soft cloth.
To remove major dirt, wipe the surface with a soft cloth dampened in
clean water or a diluted mild detergent. Then wipe immediately with
a dry cloth.
y Avoid touching the screen at all times, as this may result in damage
to the screen.
y Do not push, rub, or hit the screen surface with your fingernail or a
sharp object, as this may result in scratches and image distortions.
y Do not use any chemicals as this may damage the product.
y Do not spray liquid onto the surface. If water enters the TV, it may
result in fire, electric shock, or malfunction.
Power cord
Remove the accumulated dust or dirt on the power cord regularly.
Preventing "Image burn" or "Burn-in"
on your TV screen
y If a fixed image displays on the TV screen for a long period of time,
it will be imprinted and become a permanent disfigurement on
the screen. This is "image burn" or "burn-in" and not covered by the
warranty.
y If the aspect ratio of the TV is set to 4:3 for a long period of time,
image burn may occur on the letterboxed area of the screen.
y Avoid displaying a fixed image on the TV screen for a long period of
time (2 or more hours for LCD) to prevent image burn.
16
Troubleshooting
www.lg.com.
Cannot control the TV with the remote control.
y Check and make sure there is no blockage of the IR receiver like a
piece of tape covering the sensor.
y Check if there is any obstacle between the product and the remote
control.
y Check if the batteries are still working and properly installed (
,
No image display and no sound is produced.
y Check if the product is turned on.
y Check if the power cord is connected to a wall outlet.
y Check if there is a problem in the wall outlet by connecting other
products.
The TV turns off suddenly.
y Check the power control settings. The power supply may be
interrupted.
y Check if the Auto Power Off (Depending upon model) / Sleep
Timer / Timer Power Off feature is activated in the Timers
settings.
y If there is no signal while the TV is on, the TV will turn off
automatically after 15 minutes of inactivity.
If TV is turned off automatically.
y If Timer Power On is enabled, the TV will be turned on at the
specified time.
If you do not operate the TV for two hours, the TV will be turned off
automatically.
y To disable this function, use your remote control to go to
(Settings) General Timers Timer Power On
2 Hours Auto Power Off Off.
When connecting to the PC (HDMI/RGB), 'No signal' ,
'Check signal cable' or 'Unsupported Format' is
displayed.
y Turn the TV off/on using the remote control.
y Reconnect the HDMI cable.
y Restart the PC with the TV on.
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